Determine All Critical Points for the Function $$f ( x ) = x ^ { 3 } - 12 x + 1$$

Multiple Choice

Determine all critical points for the function.
- $$f ( x ) = x ^ { 3 } - 12 x + 1$$

A) x = -2, x = 0, and x = 2
B) x = 2
C) x = -2 and x = 2
D) x = -2